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2025-11-09 - 05:37
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun Nov 09, 2025 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
51262135110,19sleep10-21swapper/119:05:171
9994211298,11sleep20-21swapper/219:06:112
9803211099,7sleep00-21swapper/019:05:270
101562110100,7sleep30-21swapper/319:08:163
275772660,0sleep30-21swapper/319:45:243
42752650,0sleep30-21swapper/300:28:143
249482630,1sleep124952-21kthreadcore23:00:191
185832630,0sleep00-21swapper/020:35:190
139942600,0sleep00-21swapper/021:00:140
142652590,0sleep014272-21kthreadcore19:35:240
123582580,0sleep30-21swapper/323:25:213
76512570,0sleep30-21swapper/319:30:213
48812570,0sleep24886-21kthreadcore20:50:232
169752550,0sleep20-21swapper/223:45:152
116262530,0sleep20-21swapper/223:40:262
14202510,0sleep00-21swapper/021:13:230
74982490,0sleep20-21swapper/219:59:592
1047699350,34cyclictest0-21swapper/223:05:112
1047299320,31cyclictest0-21swapper/100:25:141
1047299280,27cyclictest0-21swapper/122:19:021
1047299280,27cyclictest0-21swapper/122:11:111
1047299280,27cyclictest0-21swapper/121:19:371
1047299270,26cyclictest0-21swapper/123:47:161
1047299270,26cyclictest0-21swapper/123:07:301
1047299270,26cyclictest0-21swapper/122:36:591
1047299270,26cyclictest0-21swapper/119:57:461
10476992622,3cyclictest0-21swapper/222:46:412
1047699262,18cyclictest0-21swapper/222:50:342
1047699260,25cyclictest0-21swapper/220:39:222
1047299260,25cyclictest0-21swapper/123:21:511
1047299260,25cyclictest0-21swapper/122:45:141
1047299260,25cyclictest0-21swapper/120:26:491
1047299260,25cyclictest0-21swapper/119:34:221
1047699250,24cyclictest0-21swapper/223:25:062
1047699250,24cyclictest0-21swapper/222:37:022
1047299250,24cyclictest0-21swapper/121:00:371
1047299250,24cyclictest0-21swapper/100:04:141
10476992410,13cyclictest0-21swapper/223:03:562
1047699240,19cyclictest0-21swapper/219:50:372
1047699240,17cyclictest11422-21/usr/sbin/munin22:55:172
10472992416,7cyclictest211ktimersoftd/123:19:151
1047299240,23cyclictest0-21swapper/123:33:181
1047299240,23cyclictest0-21swapper/122:56:141
1047299240,23cyclictest0-21swapper/121:45:471
1047299240,18cyclictest0-21swapper/121:52:221
10467992416,7cyclictest0-21swapper/022:06:130
1046799240,23cyclictest0-21swapper/023:54:080
1046799240,23cyclictest0-21swapper/022:41:450
1046799240,23cyclictest0-21swapper/021:30:440
1046799240,23cyclictest0-21swapper/021:28:210
1047699233,19cyclictest0-21swapper/221:44:582
1047699231,21cyclictest0-21swapper/223:11:462
1047699231,21cyclictest0-21swapper/221:14:102
1047699230,22cyclictest0-21swapper/200:05:522
1047299238,14cyclictest0-21swapper/123:39:311
10472992321,2cyclictest0-21swapper/120:43:131
10472992313,9cyclictest0-21swapper/100:13:451
1047299230,22cyclictest0-21swapper/123:57:061
1047299230,22cyclictest0-21swapper/123:52:101
1047299230,22cyclictest0-21swapper/123:29:011
1047299230,22cyclictest0-21swapper/122:51:121
1047299230,22cyclictest0-21swapper/121:34:581
1047299230,22cyclictest0-21swapper/121:27:501
1047299230,22cyclictest0-21swapper/121:11:541
1047299230,22cyclictest0-21swapper/119:16:431
1047299230,22cyclictest0-21swapper/100:07:231
1047299230,17cyclictest0-21swapper/123:41:551
1046799238,13cyclictest0-21swapper/023:11:430
10467992316,6cyclictest0-21swapper/021:42:010
10467992314,8cyclictest0-21swapper/022:32:090
10467992314,8cyclictest0-21swapper/021:58:570
1046799230,22cyclictest0-21swapper/023:01:560
1046799230,22cyclictest0-21swapper/021:52:570
1046799230,22cyclictest0-21swapper/000:09:360
1046799230,17cyclictest0-21swapper/023:57:340
1047699222,19cyclictest0-21swapper/223:37:502
1047699222,18cyclictest0-21swapper/221:50:192
10476992221,1cyclictest0-21swapper/222:13:382
1047699221,20cyclictest0-21swapper/222:23:562
1047699221,20cyclictest0-21swapper/222:03:382
1047699220,21cyclictest0-21swapper/223:50:392
1047699220,21cyclictest0-21swapper/223:18:042
1047699220,21cyclictest0-21swapper/222:05:232
1047699220,21cyclictest0-21swapper/221:19:062
1047699220,21cyclictest0-21swapper/220:12:402
1047699220,21cyclictest0-21swapper/219:46:282
1047699220,21cyclictest0-21swapper/200:26:542
1047699220,21cyclictest0-21swapper/200:13:002
1047699220,21cyclictest0-21swapper/200:03:262
1047699220,20cyclictest0-21swapper/221:35:462
1047699220,20cyclictest0-21swapper/200:22:172
1047699220,16cyclictest0-21swapper/222:31:472
1047699220,16cyclictest0-21swapper/221:57:342
1047699220,16cyclictest0-21swapper/221:45:362
10472992213,8cyclictest0-21swapper/122:29:551
1047299220,3cyclictest0-21swapper/120:46:551
1047299220,21cyclictest0-21swapper/122:34:521
1047299220,21cyclictest0-21swapper/122:24:021
1047299220,21cyclictest0-21swapper/122:09:321
1047299220,21cyclictest0-21swapper/122:02:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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